Butterfly chair seat pad



FIG. 1 is a perspective view of a butterly chair seat pad, showing my new design, wherein the broken lines showing the chair support are for illustrative purposes only and do not form part of the claimed designl;

FIG. 2 is a top view illustrating the butterfly chair seat pad;

FIG. 3 is a bottom view of FIG. 2;

FIG. 4 is a side view of FIG. 2;

FIG. 5 is a rear view of FIG. 2; and,

FIG. 6 is a front view of FIG. 2. 

The ornamental design for a butterfly chair seat pad, as shown and described. 